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<div class="title">basic/functors.h</div>  </div>
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<a href="functors_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2010-2011, NVIDIA Corporation</span>
<a name="l00003"></a>00003 <span class="comment"> * All rights reserved.</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
<a name="l00006"></a>00006 <span class="comment"> * modification, are permitted provided that the following conditions are met:</span>
<a name="l00007"></a>00007 <span class="comment"> *   * Redistributions of source code must retain the above copyright</span>
<a name="l00008"></a>00008 <span class="comment"> *     notice, this list of conditions and the following disclaimer.</span>
<a name="l00009"></a>00009 <span class="comment"> *   * Redistributions in binary form must reproduce the above copyright</span>
<a name="l00010"></a>00010 <span class="comment"> *     notice, this list of conditions and the following disclaimer in the</span>
<a name="l00011"></a>00011 <span class="comment"> *     documentation and/or other materials provided with the distribution.</span>
<a name="l00012"></a>00012 <span class="comment"> *   * Neither the name of NVIDIA Corporation nor the</span>
<a name="l00013"></a>00013 <span class="comment"> *     names of its contributors may be used to endorse or promote products</span>
<a name="l00014"></a>00014 <span class="comment"> *     derived from this software without specific prior written permission.</span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot; AND</span>
<a name="l00017"></a>00017 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED</span>
<a name="l00018"></a>00018 <span class="comment"> * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE</span>
<a name="l00019"></a>00019 <span class="comment"> * DISCLAIMED. IN NO EVENT SHALL &lt;COPYRIGHT HOLDER&gt; BE LIABLE FOR ANY</span>
<a name="l00020"></a>00020 <span class="comment"> * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES</span>
<a name="l00021"></a>00021 <span class="comment"> * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;</span>
<a name="l00022"></a>00022 <span class="comment"> * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND</span>
<a name="l00023"></a>00023 <span class="comment"> * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span>
<a name="l00024"></a>00024 <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span>
<a name="l00025"></a>00025 <span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00026"></a>00026 <span class="comment"> */</span>
<a name="l00027"></a>00027 
<a name="l00032"></a>00032 <span class="preprocessor">#pragma once</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include &lt;nih/basic/types.h&gt;</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include &lt;<a class="code" href="vector_8h.html" title="Define linear-algebra vector classes.">nih/linalg/vector.h</a>&gt;</span>
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <span class="keyword">namespace </span>nih {
<a name="l00038"></a>00038 
<a name="l00039"></a><a class="code" href="structnih_1_1unary__function__tag.html">00039</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> {};
<a name="l00040"></a><a class="code" href="structnih_1_1binary__function__tag.html">00040</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a> {};
<a name="l00041"></a><a class="code" href="structnih_1_1ternary__function__tag.html">00041</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1ternary__function__tag.html">ternary_function_tag</a> {};
<a name="l00042"></a>00042 
<a name="l00046"></a>00046 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00047"></a><a class="code" href="structnih_1_1default__predicate.html">00047</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1default__predicate.html">default_predicate</a>
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00050"></a>00050 
<a name="l00051"></a>00051     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T t)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> t ? <span class="keyword">true</span> : <span class="keyword">false</span>; }
<a name="l00052"></a>00052 };
<a name="l00053"></a>00053 
<a name="l00057"></a>00057 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> R&gt;
<a name="l00058"></a><a class="code" href="structnih_1_1constant__fun.html">00058</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1constant__fun.html">constant_fun</a>
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00061"></a>00061     <span class="keyword">typedef</span> T argument_type;
<a name="l00062"></a>00062     <span class="keyword">typedef</span> R result_type;
<a name="l00063"></a>00063 
<a name="l00067"></a><a class="code" href="structnih_1_1constant__fun.html#ae49681ec415885c13e276ee526c1b9c0">00067</a>     <a class="code" href="structnih_1_1constant__fun.html#ae49681ec415885c13e276ee526c1b9c0">constant_fun</a>(R c) : constant(c) {}
<a name="l00068"></a>00068 
<a name="l00069"></a>00069     NIH_HOST_DEVICE R operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> constant; }
<a name="l00070"></a>00070 
<a name="l00071"></a>00071     R constant;
<a name="l00072"></a>00072 };
<a name="l00076"></a>00076 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> R&gt;
<a name="l00077"></a><a class="code" href="structnih_1_1one__fun.html">00077</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1one__fun.html">one_fun</a>
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00080"></a>00080     <span class="keyword">typedef</span> T argument_type;
<a name="l00081"></a>00081     <span class="keyword">typedef</span> R result_type;
<a name="l00082"></a>00082 
<a name="l00083"></a>00083     NIH_HOST_DEVICE R operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> R(1); }
<a name="l00084"></a>00084 };
<a name="l00089"></a><a class="code" href="structnih_1_1one__or__zero.html">00089</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1one__or__zero.html">one_or_zero</a>
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00092"></a>00092     <span class="keyword">typedef</span> uint32 argument_type;
<a name="l00093"></a>00093     <span class="keyword">typedef</span> uint32 result_type;
<a name="l00094"></a>00094 
<a name="l00095"></a>00095     NIH_HOST_DEVICE uint32 operator() (<span class="keyword">const</span> uint32 op)<span class="keyword"> const</span>
<a name="l00096"></a>00096 <span class="keyword">    </span>{
<a name="l00097"></a>00097         <span class="keywordflow">return</span> op ? 1u : 0u;
<a name="l00098"></a>00098     }
<a name="l00099"></a>00099 };
<a name="l00103"></a>00103 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00104"></a><a class="code" href="structnih_1_1not.html">00104</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1not.html">not</a>
<a name="l00105"></a>00105 {
<a name="l00106"></a>00106     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00107"></a>00107     <span class="keyword">typedef</span> T argument_type;
<a name="l00108"></a>00108     <span class="keyword">typedef</span> T result_type;
<a name="l00109"></a>00109 
<a name="l00110"></a>00110     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !op; }
<a name="l00111"></a>00111 };
<a name="l00115"></a>00115 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00116"></a><a class="code" href="structnih_1_1minus__one.html">00116</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1minus__one.html">minus_one</a>
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00119"></a>00119     <span class="keyword">typedef</span> T      argument_type;
<a name="l00120"></a>00120     <span class="keyword">typedef</span> T      result_type;
<a name="l00121"></a>00121 
<a name="l00122"></a>00122     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op - T(1); }
<a name="l00123"></a>00123 };
<a name="l00127"></a>00127 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> C&gt;
<a name="l00128"></a><a class="code" href="structnih_1_1binder1st.html">00128</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1binder1st.html">binder1st</a>
<a name="l00129"></a>00129 {
<a name="l00130"></a>00130     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00131"></a>00131     <span class="keyword">typedef</span> <span class="keyword">typename</span> F::first_argument_type argument_type;
<a name="l00132"></a>00132     <span class="keyword">typedef</span> <span class="keyword">typename</span> F::result_type         result_type;
<a name="l00133"></a>00133 
<a name="l00134"></a>00134     <a class="code" href="structnih_1_1binder1st.html">binder1st</a>(<span class="keyword">const</span> F&amp; f, <span class="keyword">const</span> C c) : functor(f), first(c) {}
<a name="l00135"></a>00135 
<a name="l00136"></a>00136     NIH_HOST_DEVICE uint32 operator() (<span class="keyword">const</span> uint32 op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> functor( first, op ); }
<a name="l00137"></a>00137 
<a name="l00138"></a>00138     F functor;
<a name="l00139"></a>00139     C first;
<a name="l00140"></a>00140 };
<a name="l00144"></a>00144 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> C&gt;
<a name="l00145"></a><a class="code" href="structnih_1_1binder2nd.html">00145</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1binder2nd.html">binder2nd</a>
<a name="l00146"></a>00146 {
<a name="l00147"></a>00147     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00148"></a>00148     <span class="keyword">typedef</span> <span class="keyword">typename</span> F::second_argument_type argument_type;
<a name="l00149"></a>00149     <span class="keyword">typedef</span> <span class="keyword">typename</span> F::result_type          result_type;
<a name="l00150"></a>00150 
<a name="l00151"></a>00151     <a class="code" href="structnih_1_1binder2nd.html">binder2nd</a>(<span class="keyword">const</span> F&amp; f, <span class="keyword">const</span> C c) : functor(f), second(c) {}
<a name="l00152"></a>00152 
<a name="l00153"></a>00153     NIH_HOST_DEVICE uint32 operator() (<span class="keyword">const</span> uint32 op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> functor( op, second ); }
<a name="l00154"></a>00154 
<a name="l00155"></a>00155     F functor;
<a name="l00156"></a>00156     C second;
<a name="l00157"></a>00157 };
<a name="l00158"></a>00158 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> C&gt; <a class="code" href="structnih_1_1binder1st.html">binder1st&lt;F,C&gt;</a> bind1st(<span class="keyword">const</span> F&amp; f, <span class="keyword">const</span> C c) { <span class="keywordflow">return</span> <a class="code" href="structnih_1_1binder1st.html">binder1st&lt;F,C&gt;</a>( f, c ); }
<a name="l00159"></a>00159 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> C&gt; binder2nd&lt;F,C&gt; bind2nd(<span class="keyword">const</span> F&amp; f, <span class="keyword">const</span> C c) { <span class="keywordflow">return</span> binder2nd&lt;F,C&gt;( f, c ); }
<a name="l00160"></a>00160 
<a name="l00164"></a>00164 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Vector_type&gt;
<a name="l00165"></a><a class="code" href="structnih_1_1component__functor.html">00165</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1component__functor.html">component_functor</a>
<a name="l00166"></a>00166 {
<a name="l00167"></a>00167     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a> <a class="code" href="structnih_1_1binary__function__tag.html">function_tag</a>;
<a name="l00168"></a>00168     <span class="keyword">typedef</span> Vector_type                         first_argument_type;
<a name="l00169"></a>00169     <span class="keyword">typedef</span> uint32                              second_argument_type;
<a name="l00170"></a>00170     <span class="keyword">typedef</span> <span class="keyword">typename</span> Vector_type::value_type    result_type;
<a name="l00171"></a>00171 
<a name="l00172"></a>00172     NIH_HOST_DEVICE result_type operator() (<span class="keyword">const</span> first_argument_type v, <span class="keyword">const</span> second_argument_type i)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v[i]; }
<a name="l00173"></a>00173 };
<a name="l00177"></a>00177 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00178"></a><a class="code" href="structnih_1_1sqr__functor.html">00178</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1sqr__functor.html">sqr_functor</a>
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00181"></a>00181     <span class="keyword">typedef</span> T   argument_type;
<a name="l00182"></a>00182     <span class="keyword">typedef</span> T   result_type;
<a name="l00183"></a>00183 
<a name="l00184"></a>00184     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v*v; }
<a name="l00185"></a>00185 };
<a name="l00189"></a>00189 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00190"></a><a class="code" href="structnih_1_1greater__than__zero.html">00190</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1greater__than__zero.html">greater_than_zero</a>
<a name="l00191"></a>00191 {
<a name="l00192"></a>00192     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00193"></a>00193     <span class="keyword">typedef</span> T       argument_type;
<a name="l00194"></a>00194     <span class="keyword">typedef</span> <span class="keywordtype">bool</span>    result_type;
<a name="l00195"></a>00195 
<a name="l00196"></a>00196     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v &gt; 0; }
<a name="l00197"></a>00197 };
<a name="l00201"></a>00201 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00202"></a><a class="code" href="structnih_1_1equal__to.html">00202</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1equal__to.html">equal_to</a>
<a name="l00203"></a>00203 {
<a name="l00204"></a>00204     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a> <a class="code" href="structnih_1_1binary__function__tag.html">function_tag</a>;
<a name="l00205"></a>00205     <span class="keyword">typedef</span> T       first_argument_type;
<a name="l00206"></a>00206     <span class="keyword">typedef</span> T       second_argument_type;
<a name="l00207"></a>00207     <span class="keyword">typedef</span> <span class="keywordtype">bool</span>    result_type;
<a name="l00208"></a>00208 
<a name="l00209"></a>00209     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T&amp; op1, <span class="keyword">const</span> T&amp; op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op1 == op2; }
<a name="l00210"></a>00210 };
<a name="l00214"></a>00214 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00215"></a><a class="code" href="structnih_1_1not__equal__to.html">00215</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1not__equal__to.html">not_equal_to</a>
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a> <a class="code" href="structnih_1_1binary__function__tag.html">function_tag</a>;
<a name="l00218"></a>00218     <span class="keyword">typedef</span> T       first_argument_type;
<a name="l00219"></a>00219     <span class="keyword">typedef</span> T       second_argument_type;
<a name="l00220"></a>00220     <span class="keyword">typedef</span> <span class="keywordtype">bool</span>    result_type;
<a name="l00221"></a>00221 
<a name="l00222"></a>00222     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T&amp; op1, <span class="keyword">const</span> T&amp; op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op1 != op2; }
<a name="l00223"></a>00223 };
<a name="l00227"></a>00227 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00228"></a><a class="code" href="structnih_1_1eq__constant.html">00228</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1eq__constant.html">eq_constant</a>
<a name="l00229"></a>00229 {
<a name="l00230"></a>00230     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00231"></a>00231     <span class="keyword">typedef</span> T       argument_type;
<a name="l00232"></a>00232     <span class="keyword">typedef</span> <span class="keywordtype">bool</span>    result_type;
<a name="l00233"></a>00233 
<a name="l00237"></a><a class="code" href="structnih_1_1eq__constant.html#a7bd188fac4c9af6a144facc1c7effbc6">00237</a>     <a class="code" href="structnih_1_1eq__constant.html#a7bd188fac4c9af6a144facc1c7effbc6">eq_constant</a>(<span class="keyword">const</span> T c) : m_c(c) {}
<a name="l00238"></a>00238 
<a name="l00239"></a>00239     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v == m_c; }
<a name="l00240"></a>00240 
<a name="l00241"></a>00241 <span class="keyword">private</span>:
<a name="l00242"></a>00242     <span class="keyword">const</span> T m_c;
<a name="l00243"></a>00243 };
<a name="l00247"></a>00247 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00248"></a><a class="code" href="structnih_1_1neq__constant.html">00248</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1neq__constant.html">neq_constant</a>
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00251"></a>00251     <span class="keyword">typedef</span> T       argument_type;
<a name="l00252"></a>00252     <span class="keyword">typedef</span> <span class="keywordtype">bool</span>    result_type;
<a name="l00253"></a>00253 
<a name="l00257"></a><a class="code" href="structnih_1_1neq__constant.html#aa3c9bf5428af842bf0f1619bd949e185">00257</a>     <a class="code" href="structnih_1_1neq__constant.html#aa3c9bf5428af842bf0f1619bd949e185">neq_constant</a>(<span class="keyword">const</span> T c) : m_c(c) {}
<a name="l00258"></a>00258 
<a name="l00259"></a>00259     NIH_HOST_DEVICE <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v != m_c; }
<a name="l00260"></a>00260 
<a name="l00261"></a>00261 <span class="keyword">private</span>:
<a name="l00262"></a>00262     <span class="keyword">const</span> T m_c;
<a name="l00263"></a>00263 };
<a name="l00267"></a>00267 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> R&gt;
<a name="l00268"></a><a class="code" href="structnih_1_1if__true.html">00268</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1if__true.html">if_true</a>
<a name="l00269"></a>00269 {
<a name="l00270"></a>00270     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00271"></a>00271     <span class="keyword">typedef</span> T       argument_type;
<a name="l00272"></a>00272     <span class="keyword">typedef</span> R       result_type;
<a name="l00273"></a>00273 
<a name="l00278"></a><a class="code" href="structnih_1_1if__true.html#a8ed8a1d55039d170080c5bc7f08e253f">00278</a>     <a class="code" href="structnih_1_1if__true.html#a8ed8a1d55039d170080c5bc7f08e253f">if_true</a>(<span class="keyword">const</span> R r0, <span class="keyword">const</span> R r1) : m_r_true(r0), m_r_false(r1) {}
<a name="l00279"></a>00279 
<a name="l00280"></a>00280     NIH_HOST_DEVICE R operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v ? m_r_true : m_r_false; }
<a name="l00281"></a>00281 
<a name="l00282"></a>00282 <span class="keyword">private</span>:
<a name="l00283"></a>00283     <span class="keyword">const</span> R m_r_true;
<a name="l00284"></a>00284     <span class="keyword">const</span> R m_r_false;
<a name="l00285"></a>00285 };
<a name="l00289"></a>00289 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> R&gt;
<a name="l00290"></a><a class="code" href="structnih_1_1if__constant.html">00290</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1if__constant.html">if_constant</a>
<a name="l00291"></a>00291 {
<a name="l00292"></a>00292     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a> <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00293"></a>00293     <span class="keyword">typedef</span> T       argument_type;
<a name="l00294"></a>00294     <span class="keyword">typedef</span> R       result_type;
<a name="l00295"></a>00295 
<a name="l00301"></a><a class="code" href="structnih_1_1if__constant.html#a77290aa02588bf6d74f7aa705111df83">00301</a>     <a class="code" href="structnih_1_1if__constant.html#a77290aa02588bf6d74f7aa705111df83">if_constant</a>(<span class="keyword">const</span> T c, <span class="keyword">const</span> R r0, <span class="keyword">const</span> R r1) : m_c(c), m_r_true(r0), m_r_false(r1) {}
<a name="l00302"></a>00302 
<a name="l00303"></a>00303     NIH_HOST_DEVICE R operator() (<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v == m_c ? m_r_true : m_r_false; }
<a name="l00304"></a>00304 
<a name="l00305"></a>00305 <span class="keyword">private</span>:
<a name="l00306"></a>00306     <span class="keyword">const</span> T m_c;
<a name="l00307"></a>00307     <span class="keyword">const</span> R m_r_true;
<a name="l00308"></a>00308     <span class="keyword">const</span> R m_r_false;
<a name="l00309"></a>00309 };
<a name="l00313"></a>00313 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2&gt;
<a name="l00314"></a><a class="code" href="structnih_1_1compose__unary.html">00314</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1compose__unary.html">compose_unary</a>
<a name="l00315"></a>00315 {
<a name="l00316"></a>00316     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a>                 <a class="code" href="structnih_1_1unary__function__tag.html">function_tag</a>;
<a name="l00317"></a>00317     <span class="keyword">typedef</span> <span class="keyword">typename</span> F2::first_argument_type   argument_type;
<a name="l00318"></a>00318     <span class="keyword">typedef</span> <span class="keyword">typename</span> F1::result_type           result_type;
<a name="l00319"></a>00319 
<a name="l00320"></a>00320     <a class="code" href="structnih_1_1compose__unary.html">compose_unary</a>(<span class="keyword">const</span> F1 f1, <span class="keyword">const</span> F2 f2) : m_fun1(f1), m_fun2(f2) {}
<a name="l00321"></a>00321 
<a name="l00322"></a>00322     NIH_HOST_DEVICE result_type operator() (<span class="keyword">const</span> argument_type&amp; op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_fun1( m_fun2( op ) ); }
<a name="l00323"></a>00323 
<a name="l00324"></a>00324 <span class="keyword">private</span>:
<a name="l00325"></a>00325     <span class="keyword">const</span> F1 m_fun1;
<a name="l00326"></a>00326     <span class="keyword">const</span> F2 m_fun2;
<a name="l00327"></a>00327 };
<a name="l00331"></a>00331 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> G1, <span class="keyword">typename</span> G2&gt;
<a name="l00332"></a><a class="code" href="structnih_1_1compose__binary.html">00332</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1compose__binary.html">compose_binary</a>
<a name="l00333"></a>00333 {
<a name="l00334"></a>00334     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a>                <a class="code" href="structnih_1_1binary__function__tag.html">function_tag</a>;
<a name="l00335"></a>00335     <span class="keyword">typedef</span> <span class="keyword">typename</span> G1::argument_type         first_argument_type;
<a name="l00336"></a>00336     <span class="keyword">typedef</span> <span class="keyword">typename</span> G2::argument_type         second_argument_type;
<a name="l00337"></a>00337     <span class="keyword">typedef</span> <span class="keyword">typename</span> F::result_type            result_type;
<a name="l00338"></a>00338 
<a name="l00339"></a>00339     <a class="code" href="structnih_1_1compose__binary.html">compose_binary</a>(<span class="keyword">const</span> F f, <span class="keyword">const</span> G1 g1, <span class="keyword">const</span> G2 g2) : m_f(f), m_g1(g1), m_g2(g2) {}
<a name="l00340"></a>00340 
<a name="l00341"></a>00341     NIH_HOST_DEVICE result_type operator() (
<a name="l00342"></a>00342         <span class="keyword">const</span> first_argument_type&amp;  op1,
<a name="l00343"></a>00343         <span class="keyword">const</span> second_argument_type&amp; op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_f( m_g1( op1 ), m_g2( op2 ) ); }
<a name="l00344"></a>00344 
<a name="l00345"></a>00345 <span class="keyword">private</span>:
<a name="l00346"></a>00346     <span class="keyword">const</span> F  m_f;
<a name="l00347"></a>00347     <span class="keyword">const</span> G1 m_g1;
<a name="l00348"></a>00348     <span class="keyword">const</span> G2 m_g2;
<a name="l00349"></a>00349 };
<a name="l00353"></a>00353 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2&gt;
<a name="l00354"></a><a class="code" href="structnih_1_1compose__unary__after__binary.html">00354</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1compose__unary__after__binary.html">compose_unary_after_binary</a>
<a name="l00355"></a>00355 {
<a name="l00356"></a>00356     <span class="keyword">typedef</span> <a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a>                <a class="code" href="structnih_1_1binary__function__tag.html">function_tag</a>;
<a name="l00357"></a>00357     <span class="keyword">typedef</span> <span class="keyword">typename</span> F2::first_argument_type   first_argument_type;
<a name="l00358"></a>00358     <span class="keyword">typedef</span> <span class="keyword">typename</span> F2::second_argument_type  second_argument_type;
<a name="l00359"></a>00359     <span class="keyword">typedef</span> <span class="keyword">typename</span> F1::result_type           result_type;
<a name="l00360"></a>00360 
<a name="l00361"></a>00361     <a class="code" href="structnih_1_1compose__unary__after__binary.html">compose_unary_after_binary</a>(<span class="keyword">const</span> F1 f1, <span class="keyword">const</span> F2 f2) : m_fun1(f1), m_fun2(f2) {}
<a name="l00362"></a>00362 
<a name="l00363"></a>00363     NIH_HOST_DEVICE result_type operator() (
<a name="l00364"></a>00364         <span class="keyword">const</span> first_argument_type&amp;  op1,
<a name="l00365"></a>00365         <span class="keyword">const</span> second_argument_type&amp; op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_fun1( m_fun2( op1, op2 ) ); }
<a name="l00366"></a>00366 
<a name="l00367"></a>00367 <span class="keyword">private</span>:
<a name="l00368"></a>00368     <span class="keyword">const</span> F1 m_fun1;
<a name="l00369"></a>00369     <span class="keyword">const</span> F2 m_fun2;
<a name="l00370"></a>00370 };
<a name="l00371"></a>00371 
<a name="l00372"></a>00372 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2, <span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2&gt;
<a name="l00373"></a><a class="code" href="structnih_1_1composition__type.html">00373</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1composition__type.html">composition_type</a> {};
<a name="l00374"></a>00374 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2&gt;
<a name="l00375"></a><a class="code" href="structnih_1_1composition__type_3_01_f1_00_01_f2_00_01unary__function__tag_00_01binary__function__tag_01_4.html">00375</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1composition__type.html">composition_type</a>&lt;F1,F2,<a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a>,<a class="code" href="structnih_1_1binary__function__tag.html">binary_function_tag</a>&gt; { <span class="keyword">typedef</span> <a class="code" href="structnih_1_1compose__unary__after__binary.html">compose_unary_after_binary&lt;F1,F2&gt;</a> <a class="code" href="structnih_1_1compose__unary__after__binary.html">type</a>; };
<a name="l00376"></a>00376 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2&gt;
<a name="l00377"></a><a class="code" href="structnih_1_1composition__type_3_01_f1_00_01_f2_00_01unary__function__tag_00_01unary__function__tag_01_4.html">00377</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1composition__type.html">composition_type</a>&lt;F1,F2,<a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a>,<a class="code" href="structnih_1_1unary__function__tag.html">unary_function_tag</a>&gt; { <span class="keyword">typedef</span> <a class="code" href="structnih_1_1compose__unary.html">compose_unary&lt;F1,F2&gt;</a> <a class="code" href="structnih_1_1compose__unary.html">type</a>; };
<a name="l00378"></a>00378 
<a name="l00381"></a>00381 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F1, <span class="keyword">typename</span> F2&gt;
<a name="l00382"></a>00382 <span class="keyword">typename</span> <a class="code" href="structnih_1_1composition__type.html">composition_type&lt;F1,F2,typename F1::function_tag,typename F2::function_tag&gt;::type</a> compose(<span class="keyword">const</span> F1 f1, <span class="keyword">const</span> F2 f2)
<a name="l00383"></a>00383 {
<a name="l00384"></a>00384     <span class="keywordflow">return</span> <a class="code" href="structnih_1_1composition__type.html">composition_type&lt;F1,F2,typename F1::function_tag,typename F2::function_tag&gt;::type</a>( f1, f2 );
<a name="l00385"></a>00385 }
<a name="l00388"></a>00388 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> G1, <span class="keyword">typename</span> G2&gt;
<a name="l00389"></a>00389 compose_binary&lt;F,G1,G2&gt; compose(<span class="keyword">const</span> F f, <span class="keyword">const</span> G1 g1, <span class="keyword">const</span> G2 g2)
<a name="l00390"></a>00390 {
<a name="l00391"></a>00391     <span class="keywordflow">return</span> compose_binary&lt;F,G1,G2&gt;( f, g1, g2 );
<a name="l00392"></a>00392 }
<a name="l00393"></a>00393 
<a name="l00397"></a>00397 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00398"></a><a class="code" href="structnih_1_1min__functor.html">00398</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1min__functor.html">min_functor</a>
<a name="l00399"></a>00399 {
<a name="l00400"></a>00400     <span class="keyword">typedef</span> T   first_argument_type;
<a name="l00401"></a>00401     <span class="keyword">typedef</span> T   second_argument_type;
<a name="l00402"></a>00402     <span class="keyword">typedef</span> T   result_type;
<a name="l00403"></a>00403 
<a name="l00404"></a>00404     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T a, <span class="keyword">const</span> T b)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> a &lt; b ? a : b; }
<a name="l00405"></a>00405 };
<a name="l00409"></a>00409 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00410"></a><a class="code" href="structnih_1_1max__functor.html">00410</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1max__functor.html">max_functor</a>
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412     <span class="keyword">typedef</span> T   first_argument_type;
<a name="l00413"></a>00413     <span class="keyword">typedef</span> T   second_argument_type;
<a name="l00414"></a>00414     <span class="keyword">typedef</span> T   result_type;
<a name="l00415"></a>00415 
<a name="l00416"></a>00416     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T a, <span class="keyword">const</span> T b)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> a &gt; b ? a : b; }
<a name="l00417"></a>00417 };
<a name="l00418"></a>00418 
<a name="l00422"></a>00422 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00423"></a><a class="code" href="structnih_1_1add.html">00423</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1add.html">add</a>
<a name="l00424"></a>00424 {
<a name="l00425"></a>00425     <span class="keyword">typedef</span> T      first_argument_type;
<a name="l00426"></a>00426     <span class="keyword">typedef</span> T      second_argument_type;
<a name="l00427"></a>00427     <span class="keyword">typedef</span> T      result_type;
<a name="l00428"></a>00428 
<a name="l00429"></a>00429     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op1, <span class="keyword">const</span> T op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op1 + op2; }
<a name="l00430"></a>00430 };
<a name="l00434"></a>00434 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00435"></a><a class="code" href="structnih_1_1binary__or.html">00435</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1binary__or.html">binary_or</a>
<a name="l00436"></a>00436 {
<a name="l00437"></a>00437     <span class="keyword">typedef</span> T      first_argument_type;
<a name="l00438"></a>00438     <span class="keyword">typedef</span> T      second_argument_type;
<a name="l00439"></a>00439     <span class="keyword">typedef</span> T      result_type;
<a name="l00440"></a>00440 
<a name="l00441"></a>00441     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op1, <span class="keyword">const</span> T op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op1 | op2; }
<a name="l00442"></a>00442 };
<a name="l00446"></a>00446 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00447"></a><a class="code" href="structnih_1_1binary__and.html">00447</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1binary__and.html">binary_and</a>
<a name="l00448"></a>00448 {
<a name="l00449"></a>00449     <span class="keyword">typedef</span> T      first_argument_type;
<a name="l00450"></a>00450     <span class="keyword">typedef</span> T      second_argument_type;
<a name="l00451"></a>00451     <span class="keyword">typedef</span> T      result_type;
<a name="l00452"></a>00452 
<a name="l00453"></a>00453     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op1, <span class="keyword">const</span> T op2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op1 &amp; op2; }
<a name="l00454"></a>00454 };
<a name="l00455"></a>00455 
<a name="l00459"></a>00459 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00460"></a><a class="code" href="structnih_1_1mask__and.html">00460</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1mask__and.html">mask_and</a>
<a name="l00461"></a>00461 {
<a name="l00462"></a>00462     <span class="keyword">typedef</span> T      argument_type;
<a name="l00463"></a>00463     <span class="keyword">typedef</span> T      result_type;
<a name="l00464"></a>00464 
<a name="l00468"></a><a class="code" href="structnih_1_1mask__and.html#a2cc54e380c76676bb4aa30966971eed7">00468</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1mask__and.html#a2cc54e380c76676bb4aa30966971eed7">mask_and</a>(<span class="keyword">const</span> T mask) : m_mask( mask ) {}
<a name="l00469"></a>00469 
<a name="l00470"></a>00470     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op &amp; m_mask; }
<a name="l00471"></a>00471 
<a name="l00472"></a>00472 <span class="keyword">private</span>:
<a name="l00473"></a>00473     <span class="keyword">const</span> T m_mask;
<a name="l00474"></a>00474 };
<a name="l00475"></a>00475 
<a name="l00479"></a>00479 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00480"></a><a class="code" href="structnih_1_1mask__or.html">00480</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1mask__or.html">mask_or</a>
<a name="l00481"></a>00481 {
<a name="l00482"></a>00482     <span class="keyword">typedef</span> T      argument_type;
<a name="l00483"></a>00483     <span class="keyword">typedef</span> T      result_type;
<a name="l00484"></a>00484 
<a name="l00488"></a><a class="code" href="structnih_1_1mask__or.html#a5b88655e50c7a378cc8575d84b92b92b">00488</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1mask__or.html#a5b88655e50c7a378cc8575d84b92b92b">mask_or</a>(<span class="keyword">const</span> T mask) : m_mask( mask ) {}
<a name="l00489"></a>00489 
<a name="l00490"></a>00490     NIH_HOST_DEVICE T operator() (<span class="keyword">const</span> T op)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> op | m_mask; }
<a name="l00491"></a>00491 
<a name="l00492"></a>00492 <span class="keyword">private</span>:
<a name="l00493"></a>00493     <span class="keyword">const</span> T m_mask;
<a name="l00494"></a>00494 };
<a name="l00495"></a>00495 
<a name="l00499"></a>00499 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00500"></a><a class="code" href="structnih_1_1l__bit__shift.html">00500</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1l__bit__shift.html">l_bit_shift</a>
<a name="l00501"></a>00501 {
<a name="l00502"></a>00502     <span class="keyword">typedef</span> T argument_type;
<a name="l00503"></a>00503     <span class="keyword">typedef</span> T result_type;
<a name="l00504"></a>00504 
<a name="l00508"></a><a class="code" href="structnih_1_1l__bit__shift.html#aa16584fcbab3ad22e21660b361214dcb">00508</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1l__bit__shift.html#aa16584fcbab3ad22e21660b361214dcb">l_bit_shift</a>(<span class="keyword">const</span> T bits) : m_bits( bits ) {}
<a name="l00509"></a>00509 
<a name="l00510"></a>00510     NIH_HOST_DEVICE  T operator() (<span class="keyword">const</span> T x)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> x &lt;&lt; m_bits; }
<a name="l00511"></a>00511 
<a name="l00512"></a>00512 <span class="keyword">private</span>:
<a name="l00513"></a>00513     <span class="keyword">const</span> T m_bits;
<a name="l00514"></a>00514 };
<a name="l00515"></a>00515 
<a name="l00519"></a>00519 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00520"></a><a class="code" href="structnih_1_1r__bit__shift.html">00520</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1r__bit__shift.html">r_bit_shift</a>
<a name="l00521"></a>00521 {
<a name="l00522"></a>00522     <span class="keyword">typedef</span> T argument_type;
<a name="l00523"></a>00523     <span class="keyword">typedef</span> T result_type;
<a name="l00524"></a>00524 
<a name="l00528"></a><a class="code" href="structnih_1_1r__bit__shift.html#af5a6f8aa38c808141246abdaceb924b9">00528</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1r__bit__shift.html#af5a6f8aa38c808141246abdaceb924b9">r_bit_shift</a>(<span class="keyword">const</span> T bits) : m_bits( bits ) {}
<a name="l00529"></a>00529 
<a name="l00530"></a>00530     NIH_HOST_DEVICE  T operator() (<span class="keyword">const</span> T x)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> x &gt;&gt; m_bits; }
<a name="l00531"></a>00531 
<a name="l00532"></a>00532 <span class="keyword">private</span>:
<a name="l00533"></a>00533     <span class="keyword">const</span> T m_bits;
<a name="l00534"></a>00534 };
<a name="l00535"></a>00535 
<a name="l00540"></a>00540 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Vector_type&gt;
<a name="l00541"></a><a class="code" href="structnih_1_1clamped__cosine__fun.html">00541</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1clamped__cosine__fun.html">clamped_cosine_fun</a>
<a name="l00542"></a>00542 {
<a name="l00543"></a>00543     <span class="keyword">typedef</span> Vector_type argument_type;
<a name="l00544"></a>00544     <span class="keyword">typedef</span> <span class="keywordtype">float</span>       result_type;
<a name="l00545"></a>00545 
<a name="l00549"></a><a class="code" href="structnih_1_1clamped__cosine__fun.html#a84b1ff420bf0e6e7ff652eb4c19a1ed9">00549</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1clamped__cosine__fun.html#a84b1ff420bf0e6e7ff652eb4c19a1ed9">clamped_cosine_fun</a>(<span class="keyword">const</span> Vector_type&amp; normal) : m_normal( normal ) {}
<a name="l00550"></a>00550 
<a name="l00551"></a>00551     NIH_HOST_DEVICE <span class="keywordtype">float</span> operator() (<span class="keyword">const</span> Vector_type&amp; dir)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="group__vectors.html#gab2b34b1991185fc29890973777b60e54">max</a>( <a class="code" href="group__vectors.html#ga299bb7e770db20680a383864db4bd843">dot</a>( dir, m_normal ), 0.0f ); }
<a name="l00552"></a>00552 
<a name="l00553"></a>00553     <span class="keyword">const</span> Vector_type m_normal;
<a name="l00554"></a>00554 };
<a name="l00555"></a>00555 
<a name="l00560"></a>00560 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Vector_type&gt;
<a name="l00561"></a><a class="code" href="structnih_1_1abs__cosine__fun.html">00561</a> <span class="keyword">struct </span><a class="code" href="structnih_1_1abs__cosine__fun.html">abs_cosine_fun</a>
<a name="l00562"></a>00562 {
<a name="l00563"></a>00563     <span class="keyword">typedef</span> Vector_type argument_type;
<a name="l00564"></a>00564     <span class="keyword">typedef</span> <span class="keywordtype">float</span>       result_type;
<a name="l00565"></a>00565 
<a name="l00569"></a><a class="code" href="structnih_1_1abs__cosine__fun.html#a9522a3b7785ea2f28b9446471ae7a9d7">00569</a>     NIH_HOST_DEVICE <a class="code" href="structnih_1_1abs__cosine__fun.html#a9522a3b7785ea2f28b9446471ae7a9d7">abs_cosine_fun</a>(<span class="keyword">const</span> Vector_type&amp; normal) : m_normal( normal ) {}
<a name="l00570"></a>00570 
<a name="l00571"></a>00571     NIH_HOST_DEVICE <span class="keywordtype">float</span> operator() (<span class="keyword">const</span> Vector_type&amp; dir)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fabsf( <a class="code" href="group__vectors.html#ga299bb7e770db20680a383864db4bd843">dot</a>( dir, m_normal ) ); }
<a name="l00572"></a>00572 
<a name="l00573"></a>00573     <span class="keyword">const</span> Vector_type m_normal;
<a name="l00574"></a>00574 };
<a name="l00575"></a>00575 
<a name="l00576"></a>00576 } <span class="comment">// namespace nih</span>
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